function messageAdd() {
    let da={
        name:$.trim($("#name").val()),
        phone:$.trim($("#phone").val()),
        mailbox:$.trim($("#mailbox").val()),
        project:$.trim($("#project").val()),
        message:$.trim($("#message").val()),
        date:$("#date").val(),
    };
    let data=myAjax("/back/message/messageAdd",da,"post");
    if (data.count==1){
        alert("修改成功");
        $('#reght').load('/back/message/messageFindAll.html')//刷新一次页面
    }else {
        alert("添加失败");
    }
}